Bryant PERFORMANCE DATA — 549B, 549C cont, FAN PERFORMANCE — VERTICAL DISCHARGE UNITS cont

Models: 549C

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549B120 (10 TONS) HIGH-STATIC MOTOR (BELT DRIVE)*

PERFORMANCE DATA — 549B, 549C (cont)

FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)

549B120 (10 TONS) HIGH-STATIC MOTOR (BELT DRIVE)*

 

 

 

 

 

 

 

 

 

 

 

Airflow

 

 

 

 

 

External Static Pressure (in. wg)

 

 

 

 

 

 

 

 

0.2

 

 

0.4

 

 

 

0.6

 

 

0.8

 

 

1.0

 

 

 

(Cfm)

 

 

 

 

 

 

 

 

 

 

 

 

 

Rpm

Bhp

Watts

Rpm

Bhp

Watts

 

Rpm

Bhp

Watts

Rpm

Bhp

Watts

Rpm

Bhp

Watts

 

 

 

 

 

 

3000

556

0.65

604

623

0.80

748

 

684

0.95

891

738

1.11

1034

789

1.26

1177

 

 

3100

569

0.70

656

636

0.86

805

 

695

1.02

953

749

1.18

1100

799

1.34

1249

 

 

3200

583

0.76

712

648

0.93

865

 

707

1.09

1018

760

1.26

1170

809

1.42

1323

 

 

3300

597

0.83

770

661

1.00

929

 

718

1.17

1086

771

1.33

1244

820

1.50

1401

 

 

3400

611

0.89

832

674

1.07

996

 

730

1.24

1158

782

1.42

1320

831

1.59

1483

 

 

3500

625

0.96

898

687

1.14

1066

 

742

1.32

1233

794

1.50

1400

841

1.68

1567

 

 

3600

639

1.04

967

700

1.22

1140

 

754

1.41

1312

805

1.59

1484

852

1.78

1656

 

 

3700

654

1.11

1040

713

1.31

1218

 

767

1.50

1395

817

1.69

1571

863

1.87

1748

 

 

3800

668

1.20

1116

726

1.39

1299

 

779

1.59

1481

828

1.78

1662

874

1.98

1844

 

 

3900

683

1.28

1197

739

1.48

1385

 

792

1.69

1572

840

1.88

1758

886

2.08

1943

 

 

4000

697

1.37

1281

753

1.58

1474

 

804

1.79

1666

852

1.99

1857

897

2.20

2048

 

 

4100

712

1.47

1370

766

1.68

1567

 

817

1.89

1764

864

2.10

1960

909

2.31

2155

 

 

4200

726

1.57

1462

780

1.79

1665

 

830

2.00

1866

876

2.22

2067

920

2.43

2268

 

 

4300

741

1.67

1559

794

1.89

1767

 

843

2.12

1973

889

2.34

2179

932

2.56

2384

 

 

4400

755

1.78

1660

807

2.01

1873

 

856

2.23

2084

901

2.46

2295

944

2.69

2505

 

 

4500

770

1.89

1766

821

2.13

1984

 

869

2.36

2200

914

2.59

2415

956

2.82

2630

 

 

4600

785

2.01

1876

835

2.25

2099

 

882

2.49

2320

926

2.72

2541

968

2.96

2760

 

 

4700

800

2.14

1991

849

2.38

2219

 

895

2.62

2445

939

2.86

2670

980

3.10

2895

 

 

4800

815

2.26

2111

863

2.51

2344

 

909

2.76

2575

952

3.01

2805

993

3.25

3034

 

 

4900

829

2.40

2235

877

2.65

2473

 

922

2.91

2709

965

3.16

2944

1005

3.41

3178

 

 

5000

844

2.54

2365

891

2.80

2608

 

936

3.06

2849

978

3.31

3089

1018

3.57

3328

 

 

 

 

 

 

 

 

 

 

 

 

 

 

549B120 (10 TONS) HIGH-STATIC MOTOR (BELT DRIVE)* (cont)

 

 

 

 

 

 

 

 

 

 

 

Airflow

 

 

 

 

 

External Static Pressure (in. wg)

 

 

 

 

 

 

 

 

1.2

 

 

1.4

 

 

 

1.6

 

 

1.8

 

 

2.0

 

 

 

(Cfm)

 

 

 

 

 

 

 

 

 

 

 

 

 

Rpm

Bhp

Watts

Rpm

Bhp

Watts

 

Rpm

Bhp

Watts

Rpm

Bhp

Watts

Rpm

Bhp

Watts

 

 

 

 

 

 

3000

836

1.42

1322

881

1.57

1467

 

923

1.73

1613

963

1.89

1761

1001

2.05

1909

 

 

3100

846

1.50

1398

890

1.66

1547

 

932

1.82

1698

972

1.98

1849

1010

2.15

2002

 

 

3200

856

1.58

1477

899

1.75

1631

 

941

1.92

1786

980

2.08

1942

1018

2.25

2099

 

 

 

 

 

3300

866

1.67

1559

909

1.84

1718

 

950

2.01

1878

989

2.19

2038

1027

2.36

2199

 

 

3400

876

1.76

1645

919

1.94

1808

 

960

2.12

1972

998

2.29

2137

1036

2.47

2303

 

549B,

3600

897

1.96

1827

939

2.14

2000

 

979

2.33

2173

1017

2.52

2347

1054

2.70

2521

 

3500

886

1.86

1734

929

2.04

1902

 

969

2.22

2071

1008

2.40

2240

1045

2.58

2410

 

 

3700

907

2.06

1924

949

2.25

2101

 

989

2.44

2279

1027

2.63

2457

1063

2.83

2636

 

549C

3800

918

2.17

2025

959

2.37

2207

 

999

2.56

2389

1036

2.76

2571

1073

2.95

2755

 

3900

929

2.28

2130

970

2.48

2316

 

1009

2.68

2502

1046

2.88

2690

1082

3.09

2877

 

4000

940

2.40

2238

980

2.61

2429

 

1019

2.81

2620

1056

3.02

2812

1092

3.22

3004

 

 

4100

951

2.52

2351

991

2.73

2547

 

1029

2.94

2743

1066

3.15

2939

1102

3.36

3136

 

 

4200

962

2.65

2468

1002

2.86

2668

 

1040

3.08

2869

1076

3.29

3070

1112

3.51

3271

 

 

 

 

 

4300

973

2.78

2589

1013

3.00

2794

 

1050

3.22

2999

1087

3.44

3205

1122

3.66

3411

 

 

4400

985

2.91

2715

1024

3.14

2924

 

1061

3.36

3134

1097

3.59

3345

1132

3.81

3555

 

 

4500

996

3.05

2845

1035

3.28

3059

 

1072

3.51

3274

1108

3.74

3489

1142

3.97

3704

 

 

4600

1008

3.20

2979

1046

3.43

3199

 

1083

3.67

3418

1118

3.90

3638

1152

4.14

3857

 

 

4700

1020

3.34

3119

1058

3.58

3343

 

1094

3.83

3567

1129

4.07

3792

1163

4.31

4016

 

 

4800

1032

3.50

3263

1069

3.74

3492

 

1105

3.99

3721

1140

4.24

3950

1174

4.48

4179

 

 

4900

1044

3.66

3413

1081

3.91

3646

 

1117

4.16

3880

1151

4.41

4113

1184

4.66

4347

 

 

5000

1056

3.82

3566

1093

4.08

3805

 

1128

4.34

4044

1162

4.59

4282

1195

4.85

4520

 

 

LEGEND

Bhp — Brake Horsepower Input to Fan Watts — Input Watts to Motor

*Motor drive range: 922 to 1219 rpm. All other rpms require field- supplied drive.

NOTES:

1.Boldface indicates field-supplied drive is required.

2.Maximum continuous bhp is 5.25.

3.See below for General Fan Performance Notes.

GENERAL NOTES FOR FAN PERFORMANCE TABLES

1.Extensive motor and electrical testing on these units ensures that the full range of the motor can be utilized with confidence. Using the fan motors up to the wattage ratings shown will not result in nuisance tripping or premature motor failure. Unit warranty will not be affected. For additional information on motor performance, refer to Indoor-Fan Motor Performance table on page 115.

2.Values include losses for filters, unit casing, and wet coils. See page 116 for accessory/FIOP static pressure information.

3.Use of a field-supplied motor may affect wire sizing. Contact your Bryant representative for details.

4.Interpolation is permissible. Do not extrapolate.

103

Page 103
Image 103
Bryant manual PERFORMANCE DATA — 549B, 549C cont, FAN PERFORMANCE — VERTICAL DISCHARGE UNITS cont